/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package org.apache.streampipes.service.core.oauth2;

import org.apache.streampipes.service.core.oauth2.util.CookieUtils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;
import org.springframework.web.util.UriComponentsBuilder;

import jakarta.servlet.http.Cookie;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import java.io.IOException;

import static org.apache.streampipes.service.core.oauth2.HttpCookieOAuth2AuthorizationRequestRepository.REDIRECT_URI_PARAM_COOKIE_NAME;


@Component
public class OAuth2AuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {

  @Autowired
  HttpCookieOAuth2AuthorizationRequestRepository httpCookieOAuth2AuthorizationRequestRepository;

  @Override
  public void onAuthenticationFailure(HttpServletRequest request,
                                      HttpServletResponse response,
                                      AuthenticationException exception) throws IOException {
    String targetUrl = CookieUtils
        .getCookie(request, REDIRECT_URI_PARAM_COOKIE_NAME)
        .map(Cookie::getValue)
        .orElse(("/"));

    targetUrl = UriComponentsBuilder
        .fromUriString(targetUrl)
        .queryParam("error", exception.getLocalizedMessage())
        .build()
        .toUriString();

    httpCookieOAuth2AuthorizationRequestRepository.removeAuthorizationRequestCookies(request, response);

    getRedirectStrategy().sendRedirect(request, response, targetUrl);
  }
}
